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Author: 10coder

CanAttendMeetings.java

@@ -0,0 +1,20 @@
+import java.util.Arrays;
+
+public class CanAttendMeetings {
+
+    public static boolean canAttendMeetings(int[][] intervals) {
+        //Using external comparator to sort intervals with start intervals
+        Arrays.sort(intervals,(a, b)->a[0]-b[0]);
+        for(int i=1;i<intervals.length;i++) {
+            if(intervals[i][0]<intervals[i-1][1]) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    public static void main(String[] args) {
+        int[][] intervals={{0,30},{5,10},{15,20}};
+        System.out.println("expected false --- output:" +canAttendMeetings(intervals));
+    }
+}